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-rw-r--r--revision.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/revision.c b/revision.c
index a58257a..5a91d06 100644
--- a/revision.c
+++ b/revision.c
@@ -936,7 +936,8 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, const ch
revs->diffopt.output_format = DIFF_FORMAT_PATCH;
}
revs->diffopt.abbrev = revs->abbrev;
- diff_setup_done(&revs->diffopt);
+ if (diff_setup_done(&revs->diffopt) < 0)
+ die("diff_setup_done failed");
return left;
}